[IMPALA-6174] Mismatched size of input seed of rand/random between docs and backend

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: Impala 3.1.0
• Component/s: Backend, Docs
• Epic Color: ghx-label-8
• Assignee: Alexandra Rodoni
• Reporter: Jin Chul Kim
• Created: 09/Nov/17 01:17
• Updated: 25/Jun/19 15:45
• Resolved: 24/Jul/18 18:47

Description

The mismatch between docs and the code about the integer type (4-byte vs 8-byte) of seed for rand/random functions.

• Doc: docs/topics/impala_math_functions.xml:1081
  • 1081 <codeph>rand()</codeph>, <codeph>rand(int seed)</codeph>,
• Code: common/function-registry/impala_functions.py:299
  • 299 [['rand','random'], 'DOUBLE', ['BIGINT'], 'impala::MathFunctions::RandSeed',